Power Systems The value of diversity factor is 1 greater than 1 less than 1 0 1 greater than 1 less than 1 0 ANSWER DOWNLOAD EXAMIANS APP
Power Systems An unloaded generator with a pre-fault voltage 1 pu has the following sequence impedance: Z0 = j 0.15 pu, Z1 = Z2 = j 0.25 pu The neutral is grounded with a reactance of 0.05 pu. The fault current in pu for single line to ground fault is 2.5 pu 4.28 pu 7.25 pu 3.75 pu 2.5 pu 4.28 pu 7.25 pu 3.75 pu ANSWER DOWNLOAD EXAMIANS APP
Power Systems When a pumped storage power plant is operated in conjunction with a steam power plant the operating cost of the steam plant become optimum chances of the tripping of the system decrease All of these load factor of the steam plant is increased the operating cost of the steam plant become optimum chances of the tripping of the system decrease All of these load factor of the steam plant is increased ANSWER DOWNLOAD EXAMIANS APP
Power Systems A generator has a rating of 10 MVA, 5 kV has a reactance of 0.02 pu. Find the reactance at a new base values of 50 MVA, 10 kV? 0.02 0.25 0.05 0.025 0.02 0.25 0.05 0.025 ANSWER DOWNLOAD EXAMIANS APP
Power Systems In a 3-phase, 5 kV, 5 MVA system, what is the base impedance? 5 ohms 500 ohms 0.5 ohm 50 ohms 5 ohms 500 ohms 0.5 ohm 50 ohms ANSWER DOWNLOAD EXAMIANS APP
Power Systems In a pressurized water reactor water is used at high pressure so that it is available is liquid from at about 280° C. heavy water is used as both coolant and moderator. both B and C. the coolant water boils in the reactor core. water is used at high pressure so that it is available is liquid from at about 280° C. heavy water is used as both coolant and moderator. both B and C. the coolant water boils in the reactor core. ANSWER DOWNLOAD EXAMIANS APP
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